Updating the iptables module to allow specifying states as a list in additional to a comma delimited string.  Also added a code to ensure that the argument to --comment is surrounded by quotes.
Updating docstring to show an example of specifing multiple match arguments as a list.
Merge pull request #11771 from garethgreenaway/develop

Updating the iptables module to allow specifying states as a list in additional to a comma delimited string